package com.example.demo.mapper;

import com.example.demo.modal.BookInfo;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.List;

@Mapper
public interface BookInfoMapper {

    @Insert("insert into book_info (book_name,author,count,price,publish,status) " +
            "value (#{bookName},#{author},#{count},#{price},#{publish},#{status})")
    Integer insertBook(BookInfo bookInfo);

    @Select("select count(1) from book_info where status != 0")
    Integer count();

    @Select("select * from book_info order by id limit #{offset},#{pageSize} ")
    List<BookInfo> queryBookListByPage(Integer offset, Integer pageSize);

    @Select("select * from book_info where id = #{bookId} and status != 0 ")
    BookInfo queryBookById(Integer bookId);


    Integer updateBook(BookInfo bookInfo);


    void batchDeleteBook(List<Integer> ids);
}
